SEO is not synonymous to JUNK E-MAIL.

Thirty days is just about the right amount of time to add a new habit or subtract a habit - like watching the news - from your life.

Mobile is important, and coming faster than most people in this room realize.

Make your links from blog comments genuine.

Think about what a user is going to type.

We want people doing white hat search engine optimization (or even no search engine optimization at all) to be free to focus on creating amazing, compelling web sites. As always, we’ll keep our ears open for feedback on ways to iterate and improve our ranking algorithms toward that goal.

The objective is not to "make your links appear natural"; the objective is that your links are natural.